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20110701
20110731
Search Results 0 to 4 of about 5 (some duplicates have been removed)
. it is different according to body size a bigger person has a big are brain and bigger cranium. >> it's not fair to say that the cranium of a male is thicker than the cranium of a female? >> i wouldn't think of it that way. i couldn't guarantee it, but i don't think so, no. >> now, do you have techniques whereby you can see the brain and actually identify those regions of the cortex -- what is the cortex? >> the cortex is the outer rhind. it is just a couple millimeters thick. >> on all sides? >> it's all around the cerebral hemisphere, yes. >> but there's an underside to the brain. >> there is. >> what is it shaped like? >> think of a boxing glove. you look at a boxing glove and the outer part is this wrinkled part of the glove and inside is a pem porl pole and under this we have the sub cortical area, basil ganglia area. but the thinking part is the cerebral cortex. >> you can eye dent regions of the brain, sections of the brain that are in play during various human cognitive thinking activities? >> yes, you can, yes. >> of what use is that? >> well, because you can then tell about how somethi
with a big impact. i think television's obligation is the same thing. look at the "wil and grace" show. they have a character on there hooked on vikatin and they make it look dispun cutesy but they don't have all the stuff that happens to you when you're hooked on vikatin. the diarrhea, the physical breakdown, the mental breakdown. this is not cutesy stuff. getting drunk, using drugs, is not cutesy stuff. and hollywood has a responsibility to portray it realistically. too many times -- i think animal house is -- i think these teen shows that glorify drinking and binge drinking and pill popping and pot smoking -- >> on the matter of pill popping, we have a gentleman on the phone who does prescribe mood-altering drugs to a lot of people. i presume because that's that is where psychiatry is moved to in america. millions of people take mood-altering drugs. is that correct dr. kolodner? >> it's very commonly prescribed, yes and there are certainly doctors that do that well and doctors that don't do that well. >> do you think we are over prescribed? >> i don't think you can generalize. i thi
in aging? >> yes. >> but that doesn't mean we're programmed to die. >> precisely. there's a big difference between genes that influence duration of life and genes that are there specifically for the purpose of causing us to age or to die. the ladder cannot occur, the former must occur. >> in what sense is evolution the culprit? >> well, our genes evolved tens of thousands of years ago, conditions were very different. there was not a survival advantage for the species for people to live a very long time so long, longevity, long life-spans were not selected. >> you mean because of the food opportunities and the lean hunting seasons? >> there was limited physical resources, limited food, so it's difficult to say that death was selected for but i think we can say that long life was not an advantage. so evolutions did not select us to live a long time. >> does death make sense from a darwinian perspective? >> there have been arguments that people dying, you know, after child-rearing would free up resources for the young. we don't have proof of that. i think what we can say is that long life was
Search Results 0 to 4 of about 5 (some duplicates have been removed)

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